291233797

素因数分解:

${\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{389}}^1\times {\mathrm{757}}^1$

素因数の和:1212

約数の個数: 16

約数和(自身を含む): 312174720

約数和(自身を除く): 20940923

約数列:

[1, 23, 43, 389, 757, 989, 8947, 16727, 17411, 32551, 294473, 384721, 748673, 6772879, 12662339, 291233797]

約数ペア:

[(1, 291233797), (23, 12662339), (43, 6772879), (389, 748673), (757, 384721), (989, 294473), (8947, 32551), (16727, 17411)]